~pycoders | Bookmarks (446)

OpenStreetMaps, Overpass API and Python OpenStreetMaps (OSM) is an an open source mapping project that allows people to browse the world map and to plan routes. Not only does it have the expected web interface, but it also has an API known as Overpass. This article shows you two ways to use Python to query Overpass. JUDITH VOCKENROTH

Python Gotcha: strip Can Remove More Than Expected The Python strip, lstrip, and rstrip functions can have unexpected behavior: they strip a list of characters, not strings. Even though this is documented, it can lead to unexpected results. This post explains what happens and shows you two functions to use instead. ANDREW WEGNER

Decoupling Systems to Get Closer to the Data What are the benefits of using a decoupled data processing system? How do you write reusable queries for a variety of backend data platforms? This week on the show, Phillip Cloud, the lead maintainer of Ibis, will discuss this portable Python dataframe library. REAL PYTHON podcast

How to Format Floats Within F-Strings in Python In this tutorial, you’ll learn how to use Python format specifiers within an f-string to allow you to neatly format a float to your required precision. You’ll also learn how to extract digits from existing strings and format them as well. REAL PYTHON

The Time Complexities Python Data Structures in Python Big O notation describes the relationship between an algorithm, how much data it is using, and the time it takes to run. This article covers the time complexities of a variety of Python data structures. TREY HUNNER

Django Project on NGINX Unit Unit is a web server developed by the NGINX folks with pluggable support for Python using WSGI and ASGI. Aidas tried it out and this post talks about how he got some Django code working on this server. AIDAS BENDORAITIS

I Asked 100 Devs Why They Aren’t Shipping Faster? Daksh asked 100 developers why they aren’t shipping faster and this blog post shares what he learned. Problems include dependency bugs, overly complicated code bases, waiting on requirements, and more. DAKSH GUPTA

Software Needs to Be More Expensive Open source is free, and although that is a good thing, it also means companies get to take without giving back. This opinion piece talks about how that should change. GLYPH LEFKOWITZ

Asyncio Handle Control-C (SIGINT) When the user presses CTRL-C on the keyboard, the OS raises an interrupt signal to your program. When writing concurrent code this can get complicated as the signal goes to the process. This article shows you how to handle capturing CTRL-C elegantly when using asyncio. JASON BROWNLEE

Using raise for Effective Exceptions In this video course, you’ll learn how to raise exceptions in Python, which will improve your ability to efficiently handle errors and exceptional situations in your code. This way, you’ll write more reliable, robust, and maintainable code. REAL PYTHON course

Securing Python and Open Source Ecosystems Join this fireside chat featuring Dustin Ingram, Fellow at the Python Software Foundation (PSF), as we discuss trust and security for PyPI and other repositories in light of recent attacks, and initiatives such as Trusted Publishing - Tune in this Thursday! → ACTIVESTATE sponsor